A modular framework of Objective Caml libraries comprising general purpose utilities and functional data structures, a more flexible abstraction of the system network sockets layer than the standard library, and modules to support the development of concurrent, single-threaded network application services with a functional programming style.

A small threaded line printer daemon whose primary goal was to enable the use of a windows-only printer, it should be easily modifiable for other purposes. A small module of pervasive-like functions for sockets on all platforms (including win9x) is bundled together.